Home / 197,631.64-296,494.72-64,512.16

Finding the Fourth Proportional to 197,631.64, 296,494.72 and 64,512.16

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Solution

The fourth proportional to 197,631.64, 296,494.72 and 64,512.16 is: 96,783.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,631.64 : 296,494.72 = 64,512.16 : x
  2. Step 2: Convert to fraction form
    197,631.64/296,494.72 = 64,512.16/x
  3. Step 3: Cross multiply
    197,631.64x = 296,494.72 × 64,512.16
  4. Step 4: Simplify right side
    197,631.64x = 19,127,514,815.80
  5. Step 5: Solve for x
    x = 19,127,514,815.80/197,631.64
  6. Step 6: Final answer
    x = 96,783.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.